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[Job-30394] Senior Fullstack Developer (Java / React), Brazil

3 weeks ago
Brazil
Full-time
Senior
Full-stack Engineer
Software Development
Agile Hibernate Java JavaScript JSON JWT Kafka Kibana Microservices MySQL OAuth OpenID Connect React REST API Spring Boot SQL Storybook
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CI&T

CI&T

CI&T is a global digital technology agency empowering agile growth for leading companies through advanced technologies with a team of 2000 experts worldwide.

Internet Software & Services
5K-10K
Founded 1995
View All Jobs 156

Description

  • Design, develop, unit test, and integrate full-stack application components.
  • Build scalable applications with React and Java 21/Spring Boot.
  • Implement RESTful APIs, microservices, and enterprise-system integrations.
  • Collaborate with UX/UI, product, architecture, and QA teams in an Agile environment.
  • Create and maintain architecture, design, and system documentation.
  • Ensure application code quality, performance, and security using OAuth2, OIDC, and JWT.
  • Support production systems with Kibana and APM tools, including monitoring and troubleshooting.
  • Participate in an on-call rotation when needed.
  • Work with MySQL, Hibernate, Spring Data, and Spring Security.

Requirements

  • Solid full-stack development experience.
  • Strong hands-on experience with React, JavaScript ES6+, DOM APIs, and JSON.
  • Recent hands-on backend development experience with Java and Spring Boot, including legacy Java versions.
  • Experience with microservices and enterprise integration patterns.
  • Experience with MySQL or similar relational databases and SQL.
  • Understanding of web security standards, including JWT and authentication.
  • Production support experience with application error handling and standard practices.
  • Strong problem-solving, debugging, structured-thinking, and communication skills.
  • Availability to work in the EST time zone.
  • Familiarity with micro-frontend architecture and component libraries such as Storybook or styled-components is preferred.
  • Knowledge or experience with event-driven architecture and Kafka is preferred.

Benefits

  • Health and dental insurance.
  • Meal and food allowances.
  • Childcare assistance and extended paternity leave.
  • Life insurance.
  • Profit sharing and results participation (PLR).
  • Gym, wellness, and mental-health support programs.
  • Continuous learning, language-learning, and online education platforms.
  • Discount club and other employee partnerships.

Interested in this position?

Apply directly on the company website

Apply Now

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